Posted Mar 19, 2018, 11:55 AM
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Registered User
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Join Date: Jun 2010
Location: Philadelphia
Posts: 1,775
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Quote:
Originally Posted by Trich
It’s for the Building Maintenance Unit or BMU for short. Both the large/main roof and the spire have the track in place for the BMU. You can see the large/main BMU in place already in a lot of the previous pics. Looks like a crane.
BMU is used for cleaning the windows and necessary exterior maintenance.
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Is that what this is?
 r
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